US Bridges

SR 315 over Pompey Lake

Good

Quitman County, Mississippi · 3.1 MI W SR 3 · Structure no. 310031506001310

Built
2015
10 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
57 ft
3 main spans
Daily traffic
610
2023 count
Owner
State
State Highway Agency

About this bridge

SR 315 over Pompey Lake is a prestressed concrete stringer/multi-beam or girder carrying SR 315 over Pompey Lake in Quitman County, Mississippi. It was built in 2015, so it is 10 years old, younger than the Mississippi average of 38.9 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 610 vehicles a day, roughly 19% of them trucks, projected to reach 610 by 2043. The structure is 57 ft (17.3 m) long and 35 ft wide. If it were closed, the detour would be 29.8 mi (48 km).

CarriesSR 315
CrossesPompey Lake
Location3.1 MI W SR 3
RouteState Highway 315
Coordinates34.43897, -90.26636
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation8: Equal to present desirable criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating82.9 US tons
Inventory rating63.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length57 ft (17.3 m)
Longest span19 ft (5.8 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic610 (2023)
Projected traffic610 by 2043
Trucks19%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 315 over Pompey Lake built?

It was built in 2015, making it 10 years old in 2025.

What condition is SR 315 over Pompey Lake in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2024.

How much traffic does SR 315 over Pompey Lake carry?

About 610 vehicles per day (2023 count), of which roughly 19% are trucks.

How long is SR 315 over Pompey Lake?

The structure is 57 ft (17.3 m) long with a longest span of 19 ft (5.8 m) and a deck 35 ft wide.

Who owns SR 315 over Pompey Lake?

It is owned by the State Highway Agency.